1. Yintoni umngxuma onzulu?
Umngxuma onzulu uchazwa njengonobude bomngxunya wedayamitha engaphezulu kwe-10. Uninzi lwemingxuma enzulu inomlinganiselo wobunzulu ukuya kububanzi be-L/d≥100, njengemingxuma yesilinda, imingxuma ye-oyile ye-axial shaft, imingxunya evulekileyo yokusonta. , imingxunya yevalvu yoxinzelelo, kunye nokunye. Le mingxuma isoloko ifuna umgangatho ophezulu wokuchaneka komatshini kunye nomgangatho womphezulu, kwaye ezinye izixhobo kunzima ukusebenza ngazo, zenza imveliso ibe ngumngeni. Nangona kunjalo, ngeemeko zokucubungula ezifanelekileyo, ukuqonda kakuhle kweempawu zokucutshungulwa komngxuma onzulu, kunye nobuchule beendlela ezifanelekileyo zokucwangcisa, kunokuba ngumngeni kodwa kungenzeki.
2. Iimpawu zokucubungula imingxuma enzulu
Umnini wesixhobo ukhawulelwe ngokuvula okuncinci kunye nobude obude, obangela ukuqina okunganeleyo kunye nokuqina okuphantsi. Oku kubangela ukungcangcazela okungafunekiyo, izitenxo, kunye ne-tapering, echaphazela kakubi ukuqina kunye nokuthungwa komphezulu wemingxuma enzulu ngexesha lokusika.inkqubo yokuvelisa i-cnc.
Xa ubhobhoza kunye nemingxuma yokubuyisela, kuba ngumngeni kwi-lubricant yokupholisa ukufikelela kwindawo yokusika ngaphandle kokusetyenziswa kwezixhobo ezizodwa. Ezi zixhobo zinciphisa ukuqina kwesixhobo kwaye zithintele ukususwa kwe-chip.
Xa ubhobhoza imingxuma enzulu, akunakwenzeka ukujonga ngokuthe ngqo iimeko zokusika isixhobo. Ngoko ke, umntu kufuneka athembele kumava abo omsebenzi ngokunikela ingqalelo kwisandi esiveliswayo ngexesha lokusika, ukuphonononga iitshiphusi, ukuva ukungcangcazela, ukubeka esweni ubushushu bomsebenzi, nokujonga igeyiji yoxinzelelo lweoyile kunye nemitha yombane ukubona ukuba inkqubo yokusika iqhelekile.
Kubalulekile ukuba ube neendlela ezithembekileyo zokuqhawula kunye nokulawula ubude kunye nokumila kweetshiphusi, ukuthintela ukuvala xa ususa iitshiphusi.
Ukuqinisekisa ukuba imingxunya enzulu icutshungulwa kakuhle kwaye ifezekise umgangatho ofunekayo, kuyimfuneko ukongeza izixhobo zokususa itshiphu zangaphakathi okanye zangaphandle, isikhokelo sesixhobo kunye nezixhobo zokuxhasa, kunye nokupholisa koxinzelelo oluphezulu kunye nezixhobo zokuthambisa kwisixhobo.
3. Ubunzima ekuqhubeni umngxuma onzulu
Ukuqwalasela iimeko zokusika ngokuthe ngqo akunakwenzeka. Ukugweba ukukhutshwa kwe-chip kunye ne-drill bit wear, umntu kufuneka athembele kwisandi, iitshiphusi, umthwalo wesixhobo somatshini, uxinzelelo lwe-oyile kunye nezinye iiparameters.
Ukuhanjiswa kobushushu bokusika akulula. Ukususwa kwe-Chip kunokuba nzima, kwaye ukuba iitshiphusi ziyavaleka, i-drill bit inokonakala.
Umbhobho wokubhobhoza ude kwaye awunako ukuqina, okwenza kube lula ukungcangcazela. Oku kunokubangela ukuba i-axis yomngxuma ijike, okukhokelela ekunciphiseni ukuchaneka kwenkqubo kunye nokusebenza kakuhle kwemveliso.
Ukuqhuba umngxuma onzulu kungahlelwa kwiindidi ezimbini ngokusekwe kwindlela yokususa itshiphu: ukususwa kwetshiphu yangaphandle kunye nokususwa kwetshiphu yangaphakathi. Ukususwa kwetshiphu yangaphandle kubandakanya ukwombolwa kwemipu kunye ne-alloy eyomeleleyo yemingxuma enzulu, enokuthi ihlelwe ngokweendidi ezimbini: ezinemingxuma yokupholisa ngaphandle kwemingxuma yokupholisa. Ukususwa kwe-chip yangaphakathi kungahlelwa ngakumbi kwiintlobo ezintathu: i-BTA ye-hole drill, i-jet suction drill, kunye nenkqubo ye-DF ye-deep hole drill.Iimeko zokusika azikwazi ukubonwa ngokuthe ngqo. Ukususwa kwe-chip kunye ne-drill bit wear kunokugwetywa kuphela ngesandi, iitshiphusi, umthwalo wesixhobo somatshini, uxinzelelo lweoyile, kunye nezinye iiparamitha.
Ukusika ubushushu abudluliswa lula.
Kunzima ukususa iitshiphusi. Ukuba iitshiphusi zivaliwe, i-drill bit iya konakala.
Ngenxa yokuba umbhobho we-drill ubude, unobungqongqo obunzima, kwaye ulungele ukungcangcazela, i-axis yomngxuma iya kuphambuka ngokulula, ichaphazela ukuchaneka kokulungiswa kunye nokusebenza kakuhle kwemveliso.
Imingxunya enzulu yahlulahlulwe yaba ziindidi ezimbini ngokweendlela zokususa itshiphu: ukususwa kwetshiphu yangaphandle kunye nokususwa kwetshiphu yangaphakathi. Ukususwa kwetshiphu yangaphandle kubandakanya ukugrumba imipu kunye ne-alloy eyomeleleyo yemingxuma enzulu (enokwahlulwa ibe ziindidi ezimbini: ezinemingxuma yokupholisa ngaphandle kwemingxuma yokupholisa); Ukususwa kwetshiphu yangaphakathi kwakhona yahlulwe yaba ziindidi ezintathu: ukomba umngxuma nzulu BTA, jet suction drill, kunye nenkqubo DF umngxuma drill nzulu.
Imibhobho yomngxunya onzulu, ekwaziwa njengetyhubhu yomngxuma onzulu, yayisetyenziselwa ukuvelisa imipu. Njengoko imipu yompu ingenakwenziwa kusetyenziswa iityhubhu ezichanekileyo ezingenamthungo, kwaye inkqubo yokwenziwa kwetyhubhu echanekileyo ayinakuhlangabezana neemfuno ezichanekileyo, ukusetyenzwa komngxuma onzulu kwaba yindlela eyaziwayo. Ngenxa yophuhliso oluqhubekayo lwesayensi kunye netekhnoloji kunye nemizamo engapheliyo yabavelisi benkqubo yokulungisa umngxuma onzulu, obu buchule buye baba yindlela efanelekileyo nesebenzayo yokucubungula esetyenziswa ngokubanzi kumashishini ahlukeneyo, njengemoto, i-aerospace, ulwakhiwo lwezakhiwo, unyango. izixhobo, i-mold / tool / jig, i-hydraulic kunye namashishini oxinzelelo lomoya.
Ukugrumba imipu sisisombululo esifanelekileyo sokusetyenzwa kwemingxuma enzulu, njengoko inokufikelela kwiziphumo ezichanekileyo zokusetyenzwa. Imingxunya ecutshungulweyo inendawo echanekileyo, ukutyeka okuphezulu, kunye ne-coaxiality, kunye nokugqiba okuphezulu kunye nokuphindaphinda. Ukuqhuba imingxunya ngokulula ngeendlela ezahlukeneyo zemingxuma enzulu kwaye kunokusombulula imingxunya ekhethekileyo enzulu, njengemingxunya enqamlezileyo, imingxuma eyimfama, kunye nemingxuma eyimfama esezantsi.
Umngxuma onzulu we-drill, umngxuma onzulu we-drill, umngxuma onzulu
Ukudubula umpu:
1. Sisixhobo esikhethekileyo sokulungisa umngxuma onzulu wokususwa kwetshiphu yangaphandle. I-engile eyi-v yi-120 °.
2. Ukusetyenziswa kwezixhobo zoomatshini ezikhethekileyo zokomba imipu.
3. Indlela yokupholisa kunye nokususwa kwetshiphu yinkqubo yokupholisa ioli yoxinzelelo oluphezulu.
4. Kukho iindidi ezimbini: i-carbide eqhelekileyo kunye neentloko ze-cutter cutter.
Ukwemba umngxuma onzulu:
1. Sisixhobo esikhethekileyo sokulungisa umngxuma onzulu wokususwa kwetshiphu yangaphandle. I-engile eyi-v yi-160 °.
2. Okukhethekileyo kwinkqubo yokomba umngxuma onzulu.
3. Indlela yokupholisa kunye nokususwa kwetshiphu luhlobo lwe-pulse yoxinzelelo oluphezulu lokupholisa inkungu.
4. Kukho iindidi ezimbini: i-carbide eqhelekileyo kunye neentloko ze-cutter cutter.
I-gun drill sisixhobo esisebenza kakhulu kwi-machining ye-deep-hole kuluhlu olubanzi lwezixhobo, kuquka intsimbi yokubumba, i-fiberglass, iTeflon, i-P20, kunye ne-Inconel. Iqinisekisa imilinganiselo echanekileyo yomngxuma, ukuchaneka kwendawo, kunye nokuthe tye ekusetyenzweni komngxuma onzulu ngonyamezelo olungqongqo kunye neemfuno zokurhabaxa komhlaba. Yenzelwe ukususwa kwe-chip yangaphandle nge-angle eyi-120 ° V kwaye idinga isixhobo esikhethekileyo somatshini. Indlela yokupholisa kunye nokususa i-chip yinkqubo yokupholisa ioli ephezulu, kwaye kukho iindidi ezimbini ezikhoyo: i-carbide eqhelekileyo kunye neentloko zokusika eziboshwe.
Ukugrumba umngxuma onzulu yinkqubo efanayo, kodwa i-angle ene-V yi-160 °, kwaye yenzelwe ukusetyenziswa kunye neenkqubo ezikhethekileyo zokomba ezinzulu. Indlela yokupholisa kunye nokususa i-chip kule meko yinkqubo yokupholisa i-pulse-high-pressure-high-pressure, kwaye ineentlobo ezimbini zokusika iintloko ezikhoyo: iintloko eziqhelekileyo ze-carbide kunye ne-coated cutter head.
Ukugrumba imipu sisixhobo esisebenza kakhulu kumatshini onzulu womngxunya onokuthi usetyenziselwe uluhlu olubanzi lwemisebenzi yokucubungula. Oku kubandakanya ukucutshungulwa komngxuma onzulu wentsimbi yokubumba kunye neeplastiki ezifana ne-fiberglass kunye neTeflon, kunye ne-alloys ephezulu njenge-P20 kunye ne-Inconel. Ukugrumba imipu kunokuqinisekisa ukuchaneka komda, ukuchaneka kwendawo, kunye nokuthe tye komngxuma, kuyenza ilungele ukusetyenzwa komngxuma onzulu ngonyamezelo olungqongqo kunye neemfuno zoburhabaxa bomphezulu.
Ukufikelela kwiziphumo ezanelisayo xa umpu ugrumba imingxuma enzulu, kubalulekile ukuqonda kakuhle inkqubo yokomba yompu, kubandakanywa izixhobo zokusika, izixhobo zoomatshini, izixhobo, izixhobo zokusebenza, iiyunithi zokulawula, izinto zokupholisa kunye neenkqubo zokusebenza. Inqanaba lesakhono somsebenzi nalo libalulekile. Ngokuxhomekeke kwisakhiwo se-workpiece, ukuqina kwezinto zokusebenza, kunye neemeko zokusebenza kunye neemfuno zomgangatho wesixhobo somatshini wokucoca umngxuma onzulu, ukukhetha isantya esifanelekileyo sokusika, ukutya, izixhobo zejometri zejometri, ibakala le-carbide, kunye neeparamitha zokupholisa kubalulekile. ukufumana umsebenzi ogqwesileyo wokuqhuba.
Kwimveliso, i-straight groove gun drills zezona zisetyenziswa ngokuqhelekileyo. Ngokuxhomekeke kububanzi be-drill drill kunye nemingxuma yokupholisa yangaphakathi ngokusebenzisa inxalenye yokuhambisa, i-shank, kunye nentloko ye-cutter, i-drill drill ingenziwa kwiindidi ezimbini: ezidibeneyo kunye ne-welded. Isipholisi sitshiza kumngxuma omncinane kumphezulu weflanki. Imipu inokuba nomngxuma wokupholisa omnye okanye emibini esazinge okanye umngxuma omnye omise esinqeni.
Izixhobo zokudubula zizixhobo ezisetyenziselwa ukugrumba imingxuma kwizinto eziphathekayo. Ziyakwazi ukucubungula imingxunya enobubanzi obusuka kwi-1.5mm ukuya kwi-76.2mm, kwaye ubunzulu bokomba bungafikelela kuma-100 ububanzi. Nangona kunjalo, kukho imipu eyenzelwe ngokukhethekileyo imingxuma enzulu enobubanzi obuyi-152.4mm kunye nobunzulu obuyi-5080mm.
Xa kuthelekiswa ne-twist drills, ukudubula kompu kunokutya okuphantsi kwi-revolution nganye kodwa ukondla okukhulu ngomzuzu. Isantya sokusika i-gun drills siphezulu kuba intloko ye-cutter yenziwe nge-carbide. Oku kwandisa isondlo ngomzuzu we-drill gun. Ngaphezu koko, ukusetyenziswa kokupholisa koxinzelelo oluphezulu ngexesha lenkqubo yokomba kuqinisekisa ukukhutshwa okusebenzayo kweetshiphusi kumngxunya ocutshungulwayo. Akukho mfuneko yokuhoxisa isixhobo rhoqo ngexesha lenkqubo yokugaya ukukhupha iichips.
Izilumkiso xa kusetyenzwa imingxuma enzulu
1) Iingqwalasela ezibalulekileyo kwimisebenzi yomatshini onzulu womngxumazibandakanya ukuqinisekisa ukuba imigca embindini we-spindle, umkhono wesikhokelo sesixhobo, umkhono wenkxaso webar yesixhobo, kunyeprototype yomatshiniUmkhono wenkxaso u-coaxial njengoko kufuneka. Inkqubo yolwelo lokusika kufuneka ihambe kakuhle kwaye isebenze. Ukongezelela, ubuso obunomatshini bokuphela kwendawo yokusebenza akufanele bube nomngxuma ophakathi, kunye neendawo ezithambekileyo kufuneka zigwenywe ngexesha lokugaya. Ukugcina imilo yetshiphu eqhelekileyo kubalulekile ukuthintela ukuveliswa kweetshiphusi zeribhoni ezithe ngqo. Ukusetyenzwa ngemingxunya, isantya esiphezulu kufuneka sisetyenziswe. Nangona kunjalo, isantya kufuneka sithotywe okanye simiswe xa isuntswana le-drill liza kugqobhoza ukunqanda ukuyonakaliswa.
2) Ngexesha lokucoca umngxuma onzulu, ubungakanani obukhulu bokusika ukushisa kuveliswa, onokuba nzima ukusabalalisa. Ukuthambisa kunye nokupholisa isixhobo, kufuneka kunikezelwe ulwelo olwaneleyo lokusika. Ngokuqhelekileyo, i-emulsion ye-1: 100 okanye i-emulsion yoxinzelelo olugqithisileyo isetyenziswa. Ukuchaneka okuphezulu kwe-machining kunye nomgangatho ophezulu, okanye xa ujongene nezinto ezinzima, i-emulsion yoxinzelelo olugqithisileyo okanye i-emulsion yoxinzelelo oluphezulu kakhulu iyakhethwa. I-kinematic viscosity yeoli yokusika ngokuqhelekileyo i-10-20 cm2 / s kwi-40 ℃, kunye nesantya sokuhamba kweoli yokusika yi-15-18m / s. Kwimithamo emincinci, i-oyile yokusika i-low-viscosity kufuneka ikhethwe, ngelixa ukulungiswa kwemingxuma enzulu efuna ukuchaneka okuphezulu, umlinganiselo we-oyile yokusika i-40% yoxinzelelo olugqithisileyo lweoli ye-vulcanized, i-40% ye-kerosene, kunye ne-20% yeparafini ye-chlorinated ingasetyenziswa.
3) Izilumkiso xa usebenzisa umngxuma onzulu:
① Isiphelo sobuso beiindawo ezigayiweyokufuneka ibe yi-perpendicular kwi-axis ye-workpiece ukuqinisekisa ukutywinwa kobuso obuthembekileyo.
② Phambi kokusetyenzwa ngokusesikweni, ukomba kwangaphambili umngxuma ongekho nzulu kumngxuma wokusebenza, onokusebenza njengesikhokelo kunye nomsebenzi wokubeka iziko xa kusonjwa.
③Ukuze uqinisekise ubomi benkonzo yesixhobo, kungcono ukusebenzisa ukondla isixhobo esizenzekelayo.
④Ukuba izinto zesikhokelo kwindawo yokungena elulwelo kunye nenkxaso yeziko elishukumayo zigugile, kufuneka zitshintshwe kwangethuba ukuthintela ukuchaneka kokomba.
Umatshini wokugrumba umngxuma onzulu sisixhobo esikhethekileyo esisetyenziselwa ukugrumba imingxuma enzulu kunye nomlinganiso we-aspect ratio enkulu kuneshumi kunye nokuchaneka kwemingxuma engekho nzulu. Isebenzisa itekhnoloji ethile yokomba efana nokugrumba imipu, ukugrumba kwe-BTA, kunye nokwemba ijethi ukufunxa ukuchaneka okuphezulu, ukusebenza kakuhle okuphezulu, kunye nokungaguquguquki okuphezulu. Oomatshini bokugrumba umngxuma onzulu bahambele phambili kwaye besebenza ngobuchwephesha bokulungisa umngxuma kwaye basetyenziswa endaweni yeendlela zokwenziwa komngxuma eziqhelekileyo.
I-Anebon inebhongo ngenzaliseko ephezulu yabathengi kunye nokwamkelwa okubanzi ngenxa yokuzingisa kwe-Anebon yomgangatho ophezulu kwimveliso kunye nenkonzo yeSatifikethi se-CE esenziwe ngokweSiziko soMgangatho oPhezulu weComputer.I-CNC iguqule iinxalenyeI-Milling Metal, i-Anebon ibileqa imeko ye-WIN-WIN kunye nabathengi bethu. I-Anebon yamkele ngokufudumeleyo abathengi abavela kwihlabathi liphela, beza ngokugqithisileyo kutyelelo kunye nokuseka ubudlelwane bothando obuhlala ixesha elide.
Ixesha lokuposa: Apr-29-2024